Kemppi KMS 400 AS User Manual
FastMig
KMS 400 AS
Operating manual
EN
OPERATING MANUAL
English
EN
CONTENTS
1. Preface ...................................................................................................................................... 3
1.1 General ....................................................................................................................................... 3
1.2 About FastMig KMS AS product........................................................................................ 3
2. Installation ............................................................................................................................. 4
2.1 Before use .................................................................................................................................. 4
2.2 Machine introduction ........................................................................................................... 5
2.3 Positioning and location of the machine ...................................................................... 5
2.4 Connecting cables ................................................................................................................. 6
2.4.1 Liquid cooled system: FastMig KMS AS + MSF/MXF + FastCool 10 +
ArcFeed ............................................................................................................................. 6
2.4.2 FastMig KMS AS + ArcFeed ............................................................................................. 6
2.5 Connection to the mains supply ...................................................................................... 7
2.6 Welding and earth cables.................................................................................................... 7
2.7 Functions of AS panel ........................................................................................................... 8
2.8 Setup functions ....................................................................................................................... 9
3. Operation control switches and potentiometers ....................................... 9
3.1 Main switch I/O ....................................................................................................................... 9
3.2 Pilot lamps ................................................................................................................................. 9
3.3 Operation of cooling fan ..................................................................................................... 9
4. Basic troubleshooting .................................................................................................10
5. Maintenance ......................................................................................................................11
5.1 Daily maintenance ...............................................................................................................11
5.2 Periodic maintenance .........................................................................................................11
5.3 Service shop maintenance ...............................................................................................11
6. Operation disturbances .............................................................................................12
6.1 Operation of the overload protection ..........................................................................12
6.2 Control fuses ..........................................................................................................................12
6.3 Under- and overvoltages in the mains supply ..........................................................12
6.4 Loss of a phase in the mains supply ..............................................................................12
7. Disposal of the machine ............................................................................................12
8. Ordering numbers .........................................................................................................13
9. Technical data ...................................................................................................................14
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FastMig KMS 400 AS
1. PREFACE
1.1 General
Congratulations on choosing the FastMig welding equipment. Used correctly, Kemppi
products can signicantly increase the productivity of your welding, and provide years of
economical service.
This operating manual contains important information on the use, maintenance and safety of
your Kemppi product. The technical specications of the equipment can be found at the end
of the manual.
Please read the manual carefully before using the equipment for the rst time. For your
own safety and that of your working environment, pay particular attention to the safety
instructions in the manual.
For more information on Kemppi products, contact Kemppi Oy, consult an authorised Kemppi
dealer, or visit the Kemppi web site at www.kemppi.com.
The specications presented in this manual are subject to change without prior notice.
Important notes
Items in the manual that require particular attention in order to minimise damage and
personal harm are indicated with the ’NOTE!’ notation. Read these sections carefully and follow
their instructions.
Disclaimer
While every eort has been made to ensure that the information contained in this guide
is accurate and complete, no liability can be accepted for any errors or omissions. Kemppi
reserves the right to change the specication of the product described at any time without
prior notice. Do not copy, record, reproduce or transmit the contents of this guide without
prior permission from Kemppi.
EN
1.2 About FastMig KMS AS product
FastMig KMS 400 AS is CC (constant current) / CV (constant voltage) power source designed
for demanding professional use. It is suitable for MMA and MIG welding in DC.
FastMig KMS 400 AS is compatible with MSF, MXF and ArcFeed wire feeders.
© Kemppi Oy / 1515
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EN
2. INSTALLATION
2.1 Before use
The product is packed in specially designed transport cartons. However, before use always
make sure the products have not been damaged during transportation.
Check also that you have received the components you ordered and the instruction manuals
needed, as described in the Quick start guide pack. Product packaging material is recyclable.
NOTE! When moving the welding machine, always lift it from the handle, never pull it from the
welding gun or other cables.
Operating environment
This machine is suitable for both indoor and outdoor use. Always make sure that the air ow to
the machine is unrestricted. The recommended operating temperature range is –20…+40°C.
Please ensure you read the safety instructions concerning operating environments supplied in
this manual.
Distribution network
All regular electrical devices without special circuits generates harmonic currents into the
distribution network. High rates of harmonic current may cause losses and disturbance to
some equipments.
This equipment complies with IEC 61000-3-12 provided that the short-circuit power Ssc
is greater than or equal to 4.7 MVA at the interface point between the user’s supply and
the public supply network. It is the responsibility of the installer or user of the equipment
to ensure, by consultation with the distribution network operator if necessary, that the
equipment is connected only to a supply with a short-circuit power Ssc greater than or equal
to 4.7 MVA.
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FastMig KMS 400 AS
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